| Acronym | Definition |
|---|
| MPU | Medizinisch Psychologische Untersuchung (German: Medical Psychological Examination) |
| MPU | Must Pick Up |
| MPU | Messages per User |
| MPU | Minutes per Unit |
| MPU | Multimedia Processing Unit |
| MPU | Micro Processor Unit |
| MPU | Memory Protection Unit |
| MPU | Matrox Processor Unit |
| MPU | Master Plan Update |
| MPU | Main Processing Unit |
| MPU | Multiply Unsigned |
| MPU | Memory Protection Unit (ARM processor core) |
| MPU | Microprocessor Unit |
| MPU | Motion Processing Unit (various companies) |
| MPU | Micro-Processing Unit |
| MPU | MIDI Processing Unit (Roland) |
| MPU | Médecine Préventive Universitaire (French: University Preventive Medicine; various universities) |
| MPU | Minimum Publishable Unit (academic publishing) |
| MPU | Multi Purpose Unit |
| MPU | Mycoplasma Pulmonis |
| MPU | Mid Page Unit (online advertising format) |
| MPU | Message Plus Unit (online advertising) |
| MPU | Mobile Power Unit |
| MPU | Mediterranean Phytopathological Union (plant pathology) |
| MPU | Metal Pop-Up |
| MPU | Multi Processor Unit (Army Airborne Command and Control System hardware) |
| MPU | Mobile Production Unit |
| MPU | Main Power Unit |
| MPU | Message Processing Unit |
| MPU | Magnetic Pickup Unit (used to sense engine or motor speeds) |
| MPU | Medium PRF Upgrade (SPS-49 radar) |
| MPU | Male Parental Unit (father) |
| MPU | Motor Protection Unit |
| MPU | Merchandise Pickup |
| MPU | Multiple Port Unit |
| MPU | Mobility Processing Unit |
| MPU | MCS Packet Upgrade |
| MPU | Mixing and Pumping Unit |
| MPU | Mission Processing Unit |
| MPU | Manpack Unit |